1%-20% weight of at least one auxiliary substance
selected from the group consisting of adhesion promoters different from flow-control agents, defoaming agents, light stabilizers, dyes, pigments, biocides, fillers and photoinitiators; wherein 2%-9.
Although sodium hypochlorite meets most of the basic requirements for an auxiliary substance
to achieve sanitization of the root canal system, it does not meet all of them.
By using potassium carbonate as an auxiliary substance
for electrolysis, the 1500K produces no chlorine odor and rust, typical byproducts of chlorine gas.
The project will achieve its aims by: selecting algae with high dye capacity and potential for mass cultivation; improving the algae s dye content through optimising their growth conditions; studying the extraction conditions to optimise the amount of dye obtained; comparing different dyeing process and auxiliary substances
needed to obtain satisfactory results; and assessing the fastness of the obtained natural dyes compared with synthetic dyes.
Professor Jouko VepsEaAnlEaAninen's research group at the UEF School of Pharmacy has developed a new method enabling an efficient removal of metal ions from solutions without the need to use any auxiliary substances
5 Safer Solvents and Auxiliaries: The use of auxiliary substances
In 1998, Anastas and Warner teamed up to write the influential book Green Chemistry: Theory and Practice, which articulated the 12 principles of their approach, including prevention ("it is better to prevent waste than to treat or clean up waste after it has been created"), safer solvents and auxiliaries ("the use of auxiliary substances
The identity and purity of all the raw materials used must be checked; the active and auxiliary substances
used must be documented.
After blending drug and auxiliary substances
in a suitable mixer, the binder solution and the powder mixture were applied alternatively (Fig.
Ayahuasca, a powerful hallucinogen, is made by pounding the Banisterjapsis vine with various auxiliary substances
5/Wherever possible, auxiliary substances
for chemical reactions should be eliminated, or employed in a form that is environmentally benign.